Institution: | Institut für Astronomie, Universität Wien, Türkenschanzstraße 17, A-1180 Wien, Austria;South African Astronomical Observatory, PO Box 9, Observatory 7935, South Africa;Vrije Universiteit Brussel, Pleinlaan 2, B-1050 Brussels, Belgium;PO Box 518, Coonabarabran, NSW 2357, Australia;Research School of Astronomy and Astrophysics, Australian National University, Weston Creek PO, ACT 2611, Australia;Department of Physics and Space Sciences &SARA Observatory, Florida Institute of Technology, 150 W. Univ. Blvd., Melbourne, FL 32901, USA;Department of Astronomy, University of Cape Town, Rondebosch 7700, South Africa;Perth Observatory, Walnut Rd., Bickley, Western Australia 6076, Australia;Department of Physics, University of Zimbabwe, PO Box MP167, Mount Pleasant, Harare, Zimbabwe;Department of Physics, University of Zambia, PO Box 32379, Lusaka, Zambia;Physics Department, University of the Orange Free State, Bloemfontein 9300, South Africa;National Optical Astronomy Observatories, PO Box 26732, Tucson, Arizona 85726-6732, USA;Los Alamos National Laboratory, X-2, MS B220, Los Alamos, NM 87545-2345, USA;Department of Natural Sciences, University of New Mexico, Los Alamos, 4000 University Drive, Los Alamos, NM 87544, USA;Wise Observatory, Sackler Faculty of Exact Sciences, Tel Aviv University, Tel Aviv 69978, Israel;Indian Space Research Organisation, Technical Physics Division, ISRO Satellite Centre, Airport Road, Bangalore 560017, India;Instituto de Fisica, Universidade Federal do Rio Grande do Sul, 91501-970 Porto Alegre-RS, Brazil |